306 MERRILL AND MERRITT. 
‘and in the following enumeration of what are considered to be northern 
types in the Pulog flora, those species previously considered are not— 
discussed except where additional data have been secured. Prominent 
among the northern types found on Mount Pulog are the following 112 
species: Peranema luzonica Copel., the only other species in the genus 
from the mountains of India and western China, Dennstaedtia scabra 
Moore, India and China, Athyrium anisopteron Christ, southern China, 
A. drepanopteron A. Br., Japan to northern India, Woodwardia radicans 
Sm., Adiantum edgeworthit Hook., India and China, Tarus baccata 
subsp. wallichiana Pilg., Pinus insularis Endl., Pollinia quadrinervis 
Hack., Arthraxon ciliaris Beauv., A. microphyllus Hochst., Arundinella 
setosa Trin., Panicum villosum Lam., Anthoxanthum luzoniense Merr., 
Aristida cumingiana Trin., Agrostis elmeri Merr., Aniselylron agrostoides 
Merr., a new genus and species with northern affinities, Calamagrostis 
filifolia Merr., Deschampsia flexwosa Trin., widely distributed in the 
north temperate zone, Monostachya centrolepidoides Merr., a new genus 
and species with entirely northern affinities, Brachypodium sylvaticum 
Beauy., Arundinaria niitakayamensis Hayata, previously known only 
from Formosa, Scirpus pulogensis Merr., closely allied to S. pauciflorus 
Lightf., of Europe and northern Asia, Carex, 9 species, including C. 
breviculmis subsp. royleana Nees, India to Japan and Formosa, C. rara 
Boott, and C. tristachya Thunb., Japan to China and Formosa, Frio- 
caulon depauperatum Merr., closely allied to a Himalayan species, Luzula 
effusa Buchenau, eastern Himalaya and southern China, Lilium philip- 
pinense Bak., also found in Formosa, Disporum luzoniense Merr. (D. 
pullum of previous list), Ophiopogon japonicus Ker, Aletris spicata 
Franch., Smilax china L., S. pygmaea Merr., very closely allied to a 
Japanese species, Lecanthus peduncularis Wedd., India to China, Chama- 
baima cuspidata Wight, Arenaria serpyllifolia Linn., widely distributed 
in temperate regions, Sagina procumbens Linn., range of the preceding; 
Anemone vitifolia Ham., Himalayan region to Formosa, Ranunculus 
philippinensis Merr. & Rolfe., Berberis barandana Vid., Cardamine 
regeliana Miq., Sedum australe Merr., Astilbe philippinensis Henry, 
Deutzia pulchra Vid., Itea macrophylla Wall., Rosa multiflora Thunb., 
Fragaria indica Andr., Rubus ellipticus Sm., R. pectinellus Maxim., 
Shuteria vestila W. & A., Indigofera nigrescens Kurz, Khasia to China, 
Boenninghausenia albiflora Reichb., Skimmia japonica Thunb., Coriaria 
intermedia Mats., Pistacia luzoniensis Merr. & Rolfe, allied to Asiatic 
species, Ilex crenata Thunb., China and Japan, Sageretia theezans 
Brongn., Rhamnus pulogensis Merr., closely allied to Asiatic species, 
Hypericum pulogense Merr., allied to Chinese forms, Viola toppingit 
Elm., allied to Himalayan forms, Daphne luzonica C. B. Rob., perhaps 
occurring also in China, Sarcopyramis delicata C. B. Rob., Lpilobium 
